2158542

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 4872960

約数和(自身を除く): 2714418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 563, 639, 1126, 1278, 1689, 1917, 3378, 3834, 5067, 10134, 15201, 30402, 39973, 79946, 119919, 239838, 359757, 719514, 1079271, 2158542]

約数ペア:

[(1, 2158542), (2, 1079271), (3, 719514), (6, 359757), (9, 239838), (18, 119919), (27, 79946), (54, 39973), (71, 30402), (142, 15201), (213, 10134), (426, 5067), (563, 3834), (639, 3378), (1126, 1917), (1278, 1689)]